prpl_url_target is no longer needed

Author: aristath

assets/js/widgets/todo.js

@@ -139,7 +139,6 @@ const prplTodoWidget = {
 						meta: {
 							prpl_points: 0,
 							prpl_url: '',
-							prpl_url_target: '_self',
 							...( response.meta || {} ),
 						},
 						provider: 'user',

classes/class-suggested-tasks.php

@@ -303,11 +303,6 @@ public function register_post_type() {
 				'single'       => true,
 				'show_in_rest' => true,
 			],
-			'prpl_url_target'        => [
-				'type'         => 'string',
-				'single'       => true,
-				'show_in_rest' => true,
-			],
 			'menu_order'             => [
 				'type'         => 'number',
 				'single'       => true,